From: christoffer.dall@linaro.org (Christoffer Dall)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 2/2] KVM: arm/arm64: vgic: add init entry to VGIC KVM device
Date: Sun, 11 Jan 2015 13:39:54 +0100 [thread overview]
Message-ID: <20150111123954.GW21092@cbox> (raw)
In-Reply-To: <1418665413-31521-3-git-send-email-eric.auger@linaro.org>
On Mon, Dec 15, 2014 at 06:43:33PM +0100, Eric Auger wrote:
> Since the advent of VGIC dynamic initialization, this latter is
> initialized quite late on the first vcpu run or "on-demand", when
> injecting an IRQ or when the guest sets its registers.
>
> This initialization could be initiated explicitly much earlier
> by the users-space, as soon as it has provided the requested
> dimensioning parameters.
>
> This patch adds a new entry to the VGIC KVM device that allows
> the user to manually request the VGIC init:
> - a new KVM_DEV_ARM_VGIC_GRP_CTRL group is introduced.
> - Its first attribute is KVM_DEV_ARM_VGIC_CTRL_INIT
>
> The rationale behind introducing a group is to be able to add other
> controls later on, if needed.
>
> Signed-off-by: Eric Auger <eric.auger@linaro.org>
>
This looks good to me:
Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org>
prev parent reply other threads:[~2015-01-11 12:39 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-15 17:43 [PATCH v3 0/2] VGIC early initialization initiated by user-space Eric Auger
2014-12-15 17:43 ` [PATCH v3 1/2] KVM: arm/arm64: vgic: vgic_init returns -ENODEV when no online vcpu Eric Auger
2015-01-11 12:40 ` Christoffer Dall
2014-12-15 17:43 ` [PATCH v3 2/2] KVM: arm/arm64: vgic: add init entry to VGIC KVM device Eric Auger
2015-01-11 12:39 ` Christoffer Dall [this message]
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